What is -189.987 - 30.87?

A. 159.117
B. -159.117
C. -220.857
D. -193.074

1 answer

To find \(-189.987 - 30.87\), follow these steps:

1. Start with the number \(-189.987\).
2. Subtract \(30.87\) from it.

This involves straightforward subtraction:

\[
-189.987 - 30.87 = -220.857
\]

So, the correct answer is:

C. \(-220.857\)